The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 21, 1997
Filed:
Nov. 07, 1995
Applicant:
Inventors:
Karlene J Zuk, Hathorne, MA (US);
Deborah J Smith, Lake Grove, NY (US);
Joseph S Kulik, Allenstown, NH (US);
Assignee:
Osram Sylvania Inc., Danvers, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
313 25 ; 313 27 ; 313634 ;
Abstract
An arc robe for a discharge lamp comprises a hollow body containing an arc generating and sustaining medium. The body has oppositely disposed ends each containing an electrode sealed therein by a seal associated with the ends. At least one of the ends has a heat shield thereabout, the heat shield comprising a metal foil wrapped about the end and being fixed to the seal. The metal foil is preferably nickel having a thickness of from about 0.0254 mm to 0.127 mm.